Its really a good purchase if you are going for a DTH. Now a days local cable operators are also providing set top boxes to consumers, but only issue is their services and quality.
See below benefits of TATA SKY:
exellent customer services
easy 1 call relocation services
economical plans
from a normal TS box switch to HD box at 999/-
good reception
best picture and sound quality
TIP: look for online coupons and discount for better deals. NOW GO FOR IT.